Banner, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 36° -35° (1997) 70° (1974) 0.56" 11"
February 14° 39° -32° (1989) 76° (1982) 0.56" 9.1"
March 22° 48° -23° (1965) 80° (2004) 0.98" 11.4"
April 30° 57° -2° (1975) 86° (1992) 1.6" 9.4"
May 38° 67° 13° (1954) 95° (1960) 2.35" 1.5"
June 46° 77° 27° (1951) 105° (1988) 2.12" 0"
July 53° 87° 35° (1971) 107° (2005) 1.18" 0"
August 52° 86° 32° (2002) 106° (1983) 0.72" 0"
September 42° 74° 6° (1984) 103° (1983) 1.43" 2.8"
October 31° 60° -9° (1991) 92° (1992) 1.41" 5.7"
November 19° 46° -25° (1959) 81° (1999) 0.71" 8.6"
December 11° 35° -37° (1983) 72° (1981) 0.56" 11.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 34° 62° 18° (1950) 84° (1981) 0.07" 0.1"
May 2 34° 63° 14° (1954) 88° (1947) 0.08" 0.1"
May 3 34° 63° 13° (1954) 87° (1986) 0.07" 0.1"
May 4 35° 63° 17° (1967) 88° (1936) 0.08" 0.1"
May 5 35° 64° 24° (2006) 88° (1934) 0.07" 0.1"
May 6 35° 64° 24° (1909) 87° (1928) 0.07" 0.1"
May 7 36° 64° 23° (2010) 92° (1934) 0.08" 0.1"
May 8 36° 64° 19° (2010) 89° (1934) 0.08" 0.1"
May 9 36° 65° 18° (2002) 83° (1987) 0.08" 0.1"
May 10 37° 65° 19° (1927) 88° (1961) 0.08" 0.1"
May 11 37° 65° 19° (1953) 90° (1940) 0.07" 0"
May 12 37° 66° 18° (1953) 95° (1960) 0.08" 0.1"
May 13 37° 66° 24° (2000) 93° (2001) 0.08" 0"
May 14 38° 66° 22° (1953) 91° (1936) 0.08" 0.1"
May 15 38° 67° 27° (1983) 92° (1987) 0.07" 0"
May 16 38° 67° 26° (1974) 89° (1934) 0.08" 0"
May 17 39° 67° 26° (1910) 95° (1948) 0.07" 0.1"
May 18 39° 67° 26° (1942) 93° (1948) 0.08" 0"
May 19 39° 68° 27° (1931) 94° (2009) 0.08" 0"
May 20 39° 68° 24° (1931) 93° (1964) 0.07" 0.1"
May 21 40° 68° 26° (1963) 88° (1986) 0.08" 0"
May 22 40° 68° 28° (1915) 91° (2006) 0.07" 0"
May 23 40° 69° 27° (1966) 88° (1951) 0.07" 0"
May 24 41° 69° 21° (2002) 90° (1985) 0.07" 0"
May 25 41° 69° 29° (1975) 90° (1931) 0.08" 0.1"
May 26 41° 70° 30° (1932) 94° (1934) 0.08" 0"
May 27 41° 70° 29° (1965) 93° (1934) 0.07" 0"
May 28 42° 70° 28° (1947) 93° (1934) 0.08" 0"
May 29 42° 70° 26° (1982) 94° (1919) 0.07" 0"
May 30 42° 71° 30° (1914) 91° (1984) 0.08" 0"
May 31 42° 71° 27° (1982) 92° (1940) 0.08" 0"
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